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GCMS blank analysis results, Dec 2001

Machine-extracted title · confidence 95%

Laboratory report of GCMS blank analysis for sample AD29665 conducted on December 15, 2001.

NYC-WTC_000036953–000036962

Folder label: “GCMS X 12/10/01 A 12/15/01

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Data File : C:\HPCHEM\l\DATA\DEC1401\LBC.D Vial: 3 Acq On : 15 Dec 2001 4:29 am Operator: 209 GALOS Sample : gems scan 12/10 Inst : GC/MS 209 Mise : Multiplr: 1.00 MS Integration Params: GOOFY.P Quant Time: Dec 15 5:17 2001 Quant Results File: GCMS1126.RES

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Last Update : Fri Dec 14 12:19:30 2001 Response via : Initial Calibration DataAcq Meth : GCMS1126

Internal Standards R.T. Qlon Response Cone Units Dev(Min)

1) 1,4-Dichlorobenzene-d4 11.67 152 827788 20.00 ug/1 -0.03 10) Naphthalene-d8 15.28 136 3151142 20.00 ug/1 -0.03 17) Acenaphthene-dlO 20.55 164 1590324 20.00 ug/1 -0.03 29) Phenanthrene-diO 24.97 188 2274993 20.00 ug/1 -0.02 38) Chrysene-dl2 33.01 240 1389392 20.00 ug/1 -0.03 44) Perylene-dl2 37.10 264 877136 20.00 ug/1 -0.02

System Monitoring Compounds 37) 2,4-DDD 30.06 235 130748 3.97 ug/mL 0.00 Spiked Amount 5.000 Recovery 79.40%

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 5.24 74 588 N.D. 3) bis(2-Chloroethyl )ether 0.00 93 0 N.D. 4) 1,3-Dichlorobenzene 0.00 146 0 N.D. 5) 1,4-Dichlorobenzene 0.00 146 0 N.D. 6) 1,2-Dichlorobenzene 0.00 146 0 N.D. 7) 2,2‘-oxybis(1-Chloropropan 0.00 45 0 N.D. 8) N-Nitroso-di-n-propylamine 0.00 70 0 N.D. 9) Hexachloroethane 0.00 117 0 N.D. 11) Nitrobenzene 12.97 77 525 N.D. 12) Isophorone 0.00 82 0 N.D. 13) bis(2-Chloroethoxy)methane 0.00 93 0 N.D. 14) 1,2,4-Trichlorobenzene 0.00 180 0 N.D. 15) Naphthalene 15.33 128 1671 N.D. 16) Hexachlorobutadiene 0.00 225 0 N.D. 18) Hexachlorocyclopentadiene 0.00 237 0 N.D. 19) 2-Chloronaphthalene 0.00 162 0 N.D. 20) Dimethylphthalate 0.00 163 0 N.D. 21) 2,6-Dinitrotoluene 0.00 165 0 N.D. 22) Acenaphthylene 0.00 152 0 N.D. 23) Acenaphthene 0.00 153 0 N.D. 24) 2,4-Dinitrotoluene 21.17 165 115 N.D. 25) Diethylphthalate 22.10 149 1405 N.D. 26) 4-Chlorophenyl-phenylether 0.00 204 0 N.D. 27) Fluorene 0.00 166 0 N.D. 28) Azobenzen/ 1,2-Diphenylhyd 0.00 77 0 N.D.

(#) = qualifier out of range (m) = manual integration LBC.D GCMS1126.M Wed Jan 02 09:12:33 2002 Page 1

NYC-WTC_000036954

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NYC-WTC_000036954Source: NYC Law Department, mirrored locally

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